Finding the Fourth Proportional to 10,618.17, 14,653.94 and 5,902.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,618.17 : 14,653.94 = 5,902.75 : x
2. Step 2: Convert to fraction form
   10,618.17/14,653.94 = 5,902.75/x
3. Step 3: Cross multiply
   10,618.17x = 14,653.94 × 5,902.75
4. Step 4: Simplify right side
   10,618.17x = 86,498,544.34
5. Step 5: Solve for x
   x = 86,498,544.34/10,618.17
6. Step 6: Final answer
   x = 8,146.28